HVAC Duct Rubber End Cap
Flexible vulcanized rubber cap closing HVAC duct ends during installation or storage. Classified as closure under HTS 4016.99.1500.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If metal-reinforced for heavy industrial ducts
Metal duct structure parts in Chapter 73.
If boat/flotation versions
Marine rubber articles have specific heading.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Weatherproofing specs required for outdoor HVAC applications
• Bulk packaging declaration avoids 'fabricated structure' confusion
• Don't classify with ducts under Chapter 73 metal articles
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